ABB | SACE Emax 2
60 | © 2017
ABB |
1SDH000999R0002 - ECN000058721 - Rev. B
Accessories | 2 - Circuit diagrams
Continued from the previous page
SO1
Pushbutton or contact for opening the circuit-breaker with time-delayed trip
SR
Pushbutton or contact for electrical resetting of S51 trip contact
SZi(DFi)
Input for Zone Selectivity for S protection or input in “inverse” direction for S protection
SZo(DFo)
Output for Zone Selectivity for S protection or output in “direct” direction for D protection
TI / L1
Current transformer phase L1
TI / L2
Current transformer phase L2
TI / L3
Current transformer phase L3
TI / N
Current transformer on neutral
TU1…TU2
Insulation voltage transformer (outside circuit-breaker)
Uaux
Auxiliary supply voltage
UI / L1
Current sensor phase L1
UI / L2
Current sensor phase L2
UI / L3
Current sensor phase L3
UI / N
Current sensor on neutral
UI / O
S.G.R. sensor
W2
Serial interface with internal bus (Local Bus)
W9…W13
RJ45 connector for communication modules
W9R...W11R
RJ45 connector for redundant communication modules
X
Delivery connector for auxiliary circuits for withdrawable version of circuit-breaker
XB1...XB7
Connectors for circuit-breaker applications
XF
Delivery terminal board for position contacts of withdrawable version of circuit-breaker
XF1…XF2
Contact of the Ekip protection trip unit for activation of the fans
XK1…XK3
Connectors for auxiliary circuits of the Ekip protection trip unit
XK7
Connector for auxiliary circuits of communication modules
XV
Delivery terminal board for auxiliary circuits of fixed version circuit-breaker
YC2
Second closing coil
YO
Opening coil
YO1
Opening coil for overcurrent
YO2
Second opening coil
YR
Coil for electrical resetting of trip contact S51
YU
Undervoltage coil
Continued on the next page